CommentThe Underworld review: A gripping voyage into the deep ocean There is still much to discover in the ocean's depths, from exotic creatures and rare minerals to the secrets of our ancient climate, says a fascinating new book by Susan Casey Culture
CommentDark Matter review: The amazing story of the microbial world inside us The human microbiome has a big influence on our health and yet, rather like dark matter in cosmology, its story is still unfolding, says a tantalising book covering the future of medicine from James Kinross Culture